Bug fix in AtomSelectionPlugin

MDANSE/App/GUI/Framework/Plugins/AtomSelectionPlugin.py

MDANSE/App/GUI/MainFrame.py

MDANSE/Framework/AtomSelectionParser.py

MDANSE/Framework/Configurators/AtomSelectionConfigurator.py

.../Framework/Configurators/AtomTransmutationConfigurator.py

MDANSE/Framework/Jobs/Converters/DMol.py

MDANSE/Framework/Selectors/AtomFullName.py

MDANSE/Framework/Selectors/AtomIndex.py

MDANSE/Framework/Selectors/AtomName.py

MDANSE/Framework/Selectors/AtomPicked.py

MDANSE/Framework/Selectors/AtomSymbol.py

MDANSE/Framework/Selectors/AtomType.py

MDANSE/Framework/Selectors/CarboHydrogen.py

MDANSE/Framework/Selectors/ChainName.py

MDANSE/Framework/Selectors/HeteroHydrogen.py

MDANSE/Framework/Selectors/MoleculeIndex.py

MDANSE/Framework/Selectors/NitroHydrogen.py

MDANSE/Framework/Selectors/OxyHydrogen.py

MDANSE/Framework/Selectors/PythonScript.py

MDANSE/Framework/Selectors/ResidueType.py